The current campaign has been particularly error-strewn for the 25-year-old centre-half, with costly lapses in concentration leading to criticism in a Carabao Cup final showdown with Manchester City and Premier League games against Southampton and Newcastle.
It seems it has taken this disappointing run for the manager to recognise issues at Arsenal that have always been apparent to fans and pundits alike. Rafa, he argued, doesn't play an exciting enough brand of football for the Arsenal fans to get behind, that setting teams up to avoid defeat was his main footballing principle.
"Yes, because the Premier League has been created with people who had a progressive mind and wanted to be in front of the rest in Europe".
Sunday's result came after Arsenal nearly threw away a 4-1 lead over CSKA as they went 2-0 down in the second leg of their quarter-final. As we enthused about it and described what happened, his reaction to the goal/game was 'Yeah, it was alright but these Champions League group stages are just so boring now'.
The 20 top-flight teams voted against introducing the system for the league's 2018-19 season after trial runs in the cup competitions received mixed reviews.
Petr Cech has warned Arsenal they need to win all their remaining games if they are to climb into the Premier League's top five.
The big punchline of course is that Paul Merson of all people, should know that Arsenal don't have any lengthy pre-Wenger reputation for great entertaining football, as after all he played nearly his entire Arsenal career under... 'I'm going to put this to bed straight away because Newcastle fans would be laughing at you two muppets right now.
"You wouldn't want to cross him, he's got a real ruthlessness about him".
Not long after that chance, the half-time whistle went with the scoreline level with both sides feeling they could go onto win the game in the second half.
"I think Liverpool have got the potential if they go out and spend reasonably big in the summer, then they might have a chance".